HOLDER,ELECTRICAL CONTACT BRUSH. Key specifications include material: COPPER ALLOY BOX, hole_type: DRILLED, head_style: FLAT CHAMFER, head_height: 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN, inside_width: 0.375 INCHES NOMINAL IN, thread_class: 3A A. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-682-7991, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
| material | COPPER ALLOY BOX |
| hole_type | DRILLED |
| head_style | FLAT CHAMFER |
| head_height | 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| inside_width | 0.375 INCHES NOMINAL IN |
| thread_class | 3A A |
| head_diameter | 0.303 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| hole_diameter | 0.044 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN |
| hole_quantity | 6 |
| inside_length | 1.500 INCHES NOMINAL IN |
| overall_width | 0.500 INCHES NOMINAL IN |
| thread_length | 0.875 INCHES MINIMUM IN |
| NSN | 5305-00-682-7991 |
| HEAD STYLE | FLAT CHAMFER |
| INTERNAL DRIVE STYLE | HEXAGON |
| FASTENER LENGTH | 1.000 INCHES NOMINAL IN |
| HARDNESS RATING | 80.0 ROCKWELL B MINIMUM OVERALL |
| MATERIAL | STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| WIDTH ACROSS FLATS | 0.156 INCHES MINIMUM AND 0.159 INCHES MAXIMUM IN |
| MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH LBS |